Roche-Thomas Premium line of lubricants are formulated and bottled in our facilities suing a special filtering process that eliminates impurities and residue. Our unique process insures that you receive a fast acting lubricant with a clean coat, virtually dust and lint free. Our premium fingerboard oil is a superior blend and won't harm your instrument. Fingerboard oil by design is a heavier oil then valve\slide oil. This is not lemon oil and has no fragrance or any other unnecessary additives added. Our highest quality standard is why our fingerboard oil is and has been the preferred oil for top guitar manufactures for years. Priced right for all musicians; formulated for the professionals. Comes in a 2oz cylinder bottle with a leak proof one piece cap that has a controlled dropper tip. Roche Thomas is manufactured in the USA using products made in the USA, so you know you are purchasing the finest products on the market.